; Simple examples
  Getting started
    Hello world
    Greatest Common Divisor
    Sieve of Eratosthenes
    Fibonacci numbers
    Julian day numbers and dates
    Celsius to Fahrenheit
    Obfuscating text
    Word count
    Message queue
    Sets (intersection, union)
    Reverse-Polish Notation calulator
    Faculty numbers
    Calculating the day of the week
    The Towers of Hanoi
; States and automatons
  States and automatons
    An interactive comment parser
    Pedestrian crossing lights
    Improved pedestrian crossing lights
; Interfacing with networks or processes
  Interfacing with networks or processes
    A peer-to-peer chat program
    Desktop calculator
